1200222212069 has 2 divisors, whose sum is σ = 1200222212070. Its totient is φ = 1200222212068.

The previous prime is 1200222211973. The next prime is 1200222212093. The reversal of 1200222212069 is 9602122220021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1198346196100 + 1876015969 = 1094690^2 + 43313^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200222212069 - 2¹² = 1200222207973 is a prime.

It is a super-2 number, since 2×1200222212069² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200222212669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600111106034 + 600111106035.

It is an arithmetic number, because the mean of its divisors is an integer number (600111106035).

Almost surely, 2^{1200222212069} is an apocalyptic number.

It is an amenable number.

1200222212069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200222212069 is an equidigital number, since it uses as much as digits as its factorization.

1200222212069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 1200222212069 in words is "one trillion, two hundred billion, two hundred twenty-two million, two hundred twelve thousand, sixty-nine".